Design for a lavatory



FIG. 1 is a perspective view of a lavatory showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof, the left side viewbeing a mirror image of the right side;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan thereof; and,

FIG. 6 is a front elevational view thereof.

The broken line showing of the pedestal is for illustrative purposesonly and forms no part of the claimed design.

The ornamental design for a lavatory, as shown and described.